The Japan Gas Association

gas jp The Japan Gas Association is an organization of city gas utilities whose purpose are the sound development of the city gas utilities and contributions.. A gas explosion at a construction site in Tokyo’s Edogawa Ward injured 10 people on Tuesday morning, prompting a large-scale emergency response and temporary

gasing 77, The Osaka Gas Group has taken a new step forward as the Daas Group. In 2018, we launched the new group brand Daas Group..